char *method = "Long"
TH2D *R =(TH2D*) _file0->Get("Ratio")

gStyle->SetPalette(kRainBow)
gStyle->SetPaintTextFormat("1.4f")
gStyle->SetOptStat(0)
    
TCanvas *C = new TCanvas("c_Long", "c_Long", 10,10,1000,600)
C->cd() 
C->SetBottomMargin(0.15)
C->SetRightMargin(0.11)
C->SetLeftMargin(0.1)



TLatex *tex = new TLatex()
tex->SetNDC(True)
tex->SetTextFont(132)
tex->SetTextSize(0.06)
tex->SetTextAlign(33)

TLatex *method_tex = new TLatex()
method_tex->SetNDC(True)
method_tex->SetTextFont(132)
method_tex->SetTextSize(0.06)
method_tex->SetTextAlign(13)
      
R->Draw("AXIS")
C->SetLogx()

R->SetContour(100)
R->Draw("COLZTEXTE")

tex->DrawLatex(200000, 5.15, "LHCb preliminary")
method_tex->DrawLatex(6000, 5.15, "Long efficiency ratio")

C->SaveAs("/home/renata/Documents/LHCb/Dizertacka/figures/TrackEff/PossibleCorrectResults/2018_25ns/Data2018_25ns_MC2018_25nsSim09h_WG/Ratio_Long_P-ETA_pretty.eps","eps")